Step into the world of elite precision with the McMillan USMC M40A3 SportLine Airsoft Sniper Rifle by ASG, a meticulously crafted, fully licensed replica of the legendary M40A3 used by U.S. Marine Corps snipers. Designed for both collectors and competitive airsoft players, this rifle delivers authentic military performance, impressive accuracy, and unmatched reliability.

Authentic Licensed Replica
This SportLine edition is officially licensed by McMillan Group International, guaranteeing that every detail faithfully mirrors the iconic M40A3 sniper rifle. From the high-strength polymer stock to the aluminum receiver and barrel, the construction is designed to replicate the military precision and feel of the fielded USMC rifles. Whether for display or skirmish, this sniper rifle embodies the history and design excellence of the M40A3.

High-Performance Spring-Powered System
Equipped with a high power spring system, the McMillan M40A3 launches BBs at a velocity of 410–420 FPS, providing consistent range and accuracy for outdoor engagements. The adjustable hop-up allows precise tuning for optimal trajectory, ensuring your shots hit their target with confidence. Its single-shot bolt action emphasizes realism while maintaining smooth, reliable operation during extended gameplay.

Precision Engineering for Realistic Handling
The rifle features smooth bolt and trigger pulls, adjustable to the user’s preference, creating a tactile and authentic sniper experience. The 20mm optic rail allows for easy mounting of scopes and optics, while the 20mm bipod rail supports tactical attachments for stability during long-range shots. The ergonomic polymer stock reduces weight while maintaining durability, providing a comfortable hold and balance in the field.

Practical Capacity and Build
The included 20-round polymer magazine offers ample firepower for extended skirmishes. At a length of 1130mm and weighing 3400g, the M40A3 maintains a realistic sniper profile without sacrificing maneuverability. The 475mm inner barrel provides consistent precision, enhancing both effective range and shot grouping.

Durability and Realism
ASG has engineered this rifle to withstand the rigors of airsoft gameplay while keeping it as close as possible to the real USMC counterpart. The combination of aluminum barrel and receiver with a polymer stock ensures long-lasting durability without excess weight. Every component, from the trigger to the bolt, has been designed for smooth, consistent operation and reliability in various conditions.

Ideal for Airsoft Enthusiasts and Collectors
Whether you’re a dedicated airsoft sniper seeking a high-performing rifle for field operations, or a collector wanting a historically accurate replica, the McMillan M40A3 SportLine delivers. Its fully licensed authenticity, realistic design, and adjustable performance make it an exceptional choice for those who value both aesthetics and functionality.

Package Includes
The rifle comes complete with gun, 20-round magazine, and manual, ready for immediate use and customization. Players can enhance their setup with compatible bipods, optics, and other tactical accessories to match personal preferences and field requirements.

With the McMillan USMC M40A3 SportLine Airsoft Sniper Rifle, experience the legacy of USMC precision sniping combined with the thrill of airsoft gameplay. From its historical design to modern performance, it’s a sniper rifle built to impress, endure, and deliver on every shot.